Nogis USB Fitbit Wireless Sync Dongle for Fitbit Charge Flex Force One Fitbit Dongle Driver Fitbit USB Dongle Fitbit Dongle With USB Wireless Dongle For Fitbit Wireless Dongle Sync dongle For Fitbit Sync Dongle Compatible with Fitbit Alta/Blaze/Surge/Charge Hr/Charge /Flex/Force/One Activiity Trackers. How to use the dongle. Step 1 :Install fitbit software . Step2 :Plug the dongle into your computer USB port. Step3:Just use the software search your Fitbit Surge/Charge Hr/Charge/Force/Flex/One , Your Fibit Band is always open. Step4:wirelessly sync with your computer and automatically display your latest stats. Note: Kindly keep your Fitbit Band near the dongle within 1m. Ideal for second laptop or computer Note: Doesn't compatible with fitbit ZIP!!!